Vulnerability Description
A security flaw has been discovered in Tor up to 0.4.7.16/0.4.8.17. Impacted is an unknown function of the component Onion Service Descriptor Handler. Performing manipulation results in resource consumption. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is considered difficult. Upgrading to version 0.4.8.18 and 0.4.9.3-alpha is recommended to address this issue. It is recommended to upgrade the affected component.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://forum.torproject.org/t/alpha-and-stable-release-0-4-8-18-and-0-4-9-3-alp
- https://github.com/chunmianwang/Tordos
- https://gitlab.torproject.org/tpo/core/tor/-/raw/release-0.4.8/ReleaseNotes
- https://vuldb.com/?ctiid.324814
- https://vuldb.com/?id.324814
- https://vuldb.com/?submit.640605
FAQ
What is CVE-2025-4444?
CVE-2025-4444 is a vulnerability with a CVSS score of 3.7 (LOW). A security flaw has been discovered in Tor up to 0.4.7.16/0.4.8.17. Impacted is an unknown function of the component Onion Service Descriptor Handler. Performing manipulation results in resource consu...
How severe is CVE-2025-4444?
CVE-2025-4444 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-4444?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.